/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2009-2013 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://github.com/payara/Payara/blob/main/LICENSE.txt
 * See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at legal/OPEN-SOURCE-LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.glassfish.grizzly.config.dom;

import org.jvnet.hk2.config.Attribute;
import org.jvnet.hk2.config.ConfigBeanProxy;
import org.jvnet.hk2.config.Configured;
import org.jvnet.hk2.config.DuckTyped;
import org.jvnet.hk2.config.Element;
import org.jvnet.hk2.config.types.PropertyBag;

import java.util.List;

/**
 * Defines logic of hosting several protocol on a single tcp port.
 */
@Configured
public interface PortUnification extends ConfigBeanProxy, PropertyBag {
    boolean STICKY_ENABLED = true;

    /**
     * Port unification logic implementation class
     */
    @Attribute
    String getClassname();

    void setClassname(String value);

    /**
     * Set of protocol finders, which will be responsible for protocol recognition
     */
    @Element
    List<ProtocolFinder> getProtocolFinder();

    void setProtocolFinder(List<ProtocolFinder> list);

    /**
     * If the data came on a network connection is recognized as HTTP packet
     * and it is passed to a default Web protocol - then, if Web protocol sticky
     * flag is enabled, the network connection gets associated with the Web
     * protocol forever, and port unification finder will never be called again
     * for this network connection. If the web protocol sticky flag is
     * <tt>false</tt> - then this time HTTP packet will be passed to a Web protocol,
     * but next time for a next data on this connection - protocol finders will
     * be called again to recognize the target protocol.
     */
    @Attribute(defaultValue = "" + STICKY_ENABLED, dataType = Boolean.class)
    String getWebProtocolStickyEnabled();

    /**
     * If the data came on a network connection is recognized as HTTP packet
     * and it is passed to a default Web protocol - then, if Web protocol sticky
     * flag is enabled, the network connection gets associated with the Web
     * protocol forever, and port unification finder will never be called again
     * for this network connection. If the web protocol sticky flag is
     * <tt>false</tt> - then this time HTTP packet will be passed to a Web protocol,
     * but next time for a next data on this connection - protocol finders will
     * be called again to recognize the target protocol.
     */
    void setStickyProtocolEnabled(final String enabled);

    @DuckTyped
    Protocol getParent();
    
    class Duck {
        public static Protocol getParent(PortUnification pu) {
            return pu.getParent(Protocol.class);
        }
    }
}
